What does the code of the necklace tag mean?

The quantity of gold and silver jewelry represents the gold content and silver content.

1, platinum (Pt) is a natural white precious metal, commonly known as platinum. Only jewelry with platinum content above 850‰ can bear any of the following exclusive marks-platinum, platinum, platinum or platinum. After marking, the following platinum purity (platinum content) must be indicated: platinum Pt900 (representing platinum content of 900‰), platinum Pt950 (representing platinum content of 950‰), all platinum Pt990 (representing platinum content of 990‰) and thousand platinum Pt999 (representing platinum content of 999‰). Identify this line and you can get a tiny logo.

2 precious metal jewelry (including platinum, gold, etc.). ) occupies a very important position in the jewelry family with its charming color and preservation function.